【简答题】S1:Do you have a variable or fixed pitch propeller?S2:We have a fixed pitch propeller.Q:What type of propeller is it?A. It's the right-handed propeller B. It's a left-handed propeller C. It's a varia...
【单选题】S1: Do you have a controllable or fixed pitch propeller? S2: We have a controllable pitch propeller. Q: What kind of propeller does the ship have?